Debt	9 Months Ended
Sep. 30, 2017
Debt Disclosure [Abstract]
Debt	Debt As of September 30, 2017 and December 31, 2016, AB had $297.4 million and $513.0 million, respectively, in commercial paper outstanding with weighted average interest rates of approximately 1.4% and 0.9%, respectively. The commercial paper is short term in nature, and as such, recorded value is estimated to approximate fair value (and considered a Level 2 security in the fair value hierarchy). Average daily borrowings of commercial paper during the first nine months of 2017 and the full year 2016 were $449.6 million and $422.9 million, respectively, with weighted average interest rates of approximately 1.3% and 0.6%, respectively.

Debt

9 Months Ended

Sep. 30, 2017

As of September 30, 2017 and December 31, 2016, AB had $297.4 million and $513.0 million, respectively, in commercial paper outstanding with weighted average interest rates of approximately 1.4% and 0.9%, respectively. The commercial paper is short term in nature, and as such, recorded value is estimated to approximate fair value (and considered a Level 2 security in the fair value hierarchy). Average daily borrowings of commercial paper during the first nine months of 2017 and the full year 2016 were $449.6 million and $422.9 million, respectively, with weighted average interest rates of approximately 1.3% and 0.6%, respectively.